CN109648583B - Primary and secondary school's science and technology innovation education robot - Google Patents
Primary and secondary school's science and technology innovation education robot Download PDFInfo
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- CN109648583B CN109648583B CN201910057610.8A CN201910057610A CN109648583B CN 109648583 B CN109648583 B CN 109648583B CN 201910057610 A CN201910057610 A CN 201910057610A CN 109648583 B CN109648583 B CN 109648583B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J11/00—Manipulators not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/24—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for chemistry
Abstract
The invention discloses a robot for science and technology innovation education of middle and primary schools, which comprises a robot body, wherein a measurement and control device is arranged in the robot body; the body part is provided with a first container and a second container which are connected through a communicating pipe, the arm is provided with a first raw material tank and a second raw material tank, the first raw material tank is connected with the first container through a first raw material pipe, the second raw material tank is connected with the second container through a second raw material pipe, and the second container is connected with a liquid outlet pipe which longitudinally extends upwards to the head of the robot body; the measurement and control device comprises the following three modules: the robot comprises a first module for detecting raw materials and experimental parameters, a second module for controlling an actuating mechanism, and a third module for integrally controlling the robot. The primary school science and technology innovation education robot can promote students to master chemical theory knowledge and practice manipulative ability, and is beneficial to improving the observation ability and programming ability of the students.
Description
Technical Field
The invention relates to the technical field of educational robots, in particular to a science and technology innovation educational robot for primary and secondary schools.
Background
With the progress of science and technology, the robot technology plays an increasingly important role in human life and industrial production and manufacturing, and the educational robot is used as a special robot in the robot, can be used for participating in various games, can also be used for subject teaching and extraclass interest expansion, and improves the capability and innovation capability of the robot for student design, programming development and application.
As an experimental science, chemistry not only needs students to master rich and solid theoretical knowledge, but also needs to have strong practical and practical ability. Chemical experiment is owing to can take place various chemical reaction processes, and the student to the first contact in the experimentation has certain danger, lets the student produce certain fear psychology easily to reduced the study interest to this subject of chemical experiment, in addition, at the exploration in-process that carries out some scientific experiments, even if experienced mr manual operation, the security of its experiment itself often leads to exploring process progress and is stopped at the front.
Therefore, it is highly desirable to develop an educational robot capable of demonstrating chemical experiments, which can be widely used in education in various stages of china as an important teaching tool for quality education.
Disclosure of Invention
In view of the defects of the prior art, the invention mainly aims to provide a science and technology innovation education robot for primary and secondary schools, so that students in all education stages can master chemical theory knowledge in a solid manner, practice and practical abilities are improved, and meanwhile, comprehensive competence qualities of the students in all aspects such as observation abilities and programming abilities are improved.
In order to achieve the purpose, the invention adopts the technical scheme that:
a science and technology innovation education robot for middle and primary schools comprises a robot body and a measurement and control device arranged in the robot body, wherein a first container and a second container are arranged on the body part of the robot body, the first container and the second container are both closed containers and are connected through a communication pipe, an arm is provided with a first raw material tank and a second raw material tank, the first raw material tank is made of transparent materials, a scale is arranged on one side, facing the head, of the first raw material tank, the first raw material tank is connected with the first container through a first raw material pipe, the second raw material tank is connected with the second container through a second raw material pipe, the second container is connected with a liquid outlet pipe, extending to the head of the robot body, of the first raw material pipe, the second raw material pipe and the liquid outlet pipe are respectively provided with a first electric valve, a second electric valve and a third electric valve; the measurement and control device comprises the following three modules:
the first module is used for detecting raw materials and experimental parameters and comprises a first microcontroller, a raw material monitoring device, an experimental parameter detection sensor and human-computer interaction equipment; the raw material detection sensor, the experiment parameter detection sensor and the human-computer interaction equipment are respectively connected with the first microcontroller;
the second module is used for controlling the actuating mechanism and comprises a second microcontroller, the actuating mechanism, a driving circuit, an experiment parameter detection sensor and human-computer interaction equipment; the execution mechanism is connected with a second microcontroller through a driving circuit, and the experiment parameter detection sensor and the human-computer interaction equipment are connected with the second microcontroller;
the third module is used for overall control of the robot and consists of a third microcontroller and human-computer interaction equipment; the human-computer interaction equipment is connected with the third microcontroller.
Furthermore, the human-computer interaction device consists of a smart phone and a serial port Bluetooth module; the serial port Bluetooth module is connected with a serial interface of the microcontroller, and the smart phone is wirelessly connected with the serial port Bluetooth module.
Further, the experiment parameter detection sensor comprises a liquid level meter and a pressure sensor. The liquid level meter and the pressure sensor are both mounted on the second container and are respectively used for recording the pressure and the liquid level in the second container.
Further, the raw material monitoring device is a camera device for observing the liquid level of the raw material. Through installing the camera device at educational machine people head, when the head turned to first head tank, can observe the liquid level of the first head tank raw materials of record, through the linkage with first motorised valve, the feeding volume and the feed rate of the first raw materials of control to further control the progress of whole demonstration experiment.
Further, the actuating mechanism is an electric valve and an electric motor. The electric valves comprise a first electric valve, a second electric valve and a third electric valve, the first electric valve and the second electric valve are respectively used for controlling feeding of the first raw material and the second raw material, and the motor is used for controlling the robot head to rotate.
Further, the communicating pipe is located near the upper end positions of the first container and the second container, so that the gas generated by the chemical reaction of the first container flows from the upper end position of the first container to the inside of the second container.
Further, the lower port of drain pipe extends to along vertical downwardly extending the bottom of second container makes the feed liquid of second raw materials submerge the lower port of drain pipe to when the pressure in the second container was enough, can press the head to educational robot from the drain pipe with second raw materials liquid, thereby accomplish the fountain demonstration experiment, the discharge gate end of first raw materials pipe and second raw materials pipe is close to the upper end position of first container and second container respectively, prevents that the liquid in the container from owing to receive the pressure among the container to flow back to the raw materials pipe in, can't accomplish the demonstration experiment smoothly.
Further, a hydrogen peroxide solution of 10wt% is added into the first material tank.
Furthermore, a solution with color is added into the second raw material tank.
Further, manganese dioxide powder is placed in the first container.
Furthermore, the first microcontroller, the second microcontroller and the third microcontroller are 8-bit microcontrollers; the first microcontroller and the second microcontroller are respectively connected with the third microcontroller through serial interfaces. By configuring the 8-bit microcontroller, simplicity and convenience can be added, and programming teaching and learning of teachers and students can be facilitated.
Further, the model of the first microcontroller and the model of the second microcontroller are STM8S105S4T6C, and the model of the third microcontroller is STM8S208C8T6.
Correspondingly, the use method of the science and technology innovation education robot for the primary and secondary schools comprises the following steps:
(1) Debugging the module: connecting the serial interfaces of the first microcontroller and the second microcontroller with the serial interface of the third microcontroller respectively, and debugging the following modules in sequence;
debugging a first module: a first microcontroller in a first module is wirelessly connected with a smart phone through a serial port Bluetooth module; sending a detection command aiming at a raw material monitoring device and an experimental parameter detection sensor in a container to the first microcontroller by using a smart phone; the first microcontroller starts detection after receiving the command and sends a detection result to the smart phone for displaying; a user determines the liquid level of the raw material tank and the initial value of the experimental parameters in the container according to the detection result; writing the liquid level of the raw material tank and the initial value of the experimental parameter in the container into the first microcontroller through a control program;
debugging a second module: a second microcontroller in a second module is wirelessly connected with the smart phone through a serial port Bluetooth module; sending various control commands to the second microcontroller by using a smart phone; the second microcontroller executes corresponding operations after receiving the command: controlling the action of an actuating mechanism, collecting output data of an experiment parameter detection sensor, calculating parameters such as raw material feeding amount, feeding speed and motor rotating speed, and sending the parameters to a smart phone for display; the user determines a control program according to the parameters and writes the control program into the second microcontroller;
debugging a third module: a third microcontroller in a third module is wirelessly connected with the smart phone through a serial port Bluetooth module; sending simulation detection data to the third microcontroller by using a smart phone; the third microcontroller sends a control command to the smart phone for display according to the algorithm and writes a simulation demonstration program;
(2) And (3) experimental demonstration: the third module sends a detection command to a first microcontroller in the first module through a serial interface; the first microcontroller returns the liquid level of the raw material tank and the initial value of the experimental parameter; after receiving the detection value, the third microcontroller comprehensively judges according to the algorithm, determines the action sequence of the robot, and sends a control command to the second microcontroller in the second module through the serial interface; the second microcontroller correspondingly controls the actuating mechanism according to the command and observes the fountain phenomenon of the head; the above process was repeated until a chemical reaction demonstration experiment was completed.
The invention has the beneficial effects that:
the invention utilizes the corresponding functional components arranged on each body part of the educational robot, carries out modularized programming design by combining basic theoretical knowledge and experimental plan mastered by a demonstrator and a measurement and control device arranged in the educational robot body, so that the demonstrator can demonstrate various chemical experiments by adopting a man-machine interaction mode, thereby ensuring the safety of the demonstration experiments, promoting the learning interest of students on chemical subjects and promoting the comprehensive ability of the students on cross subjects such as chemistry, computers and the like.
Drawings
FIG. 1 is a schematic view showing the overall construction of an educational robot in accordance with the present invention;
FIG. 2 is a schematic view of a container structure for use in a body part of an educational machine according to the present invention;
FIG. 3 is a schematic diagram of the control logic for the method of using the educational robot of the present invention;
the system comprises a head, a body, a 3, an arm, a 4, a leg, a 5, a measurement and control device, a 21, a first container, a 22, a second container, a 101, a camera device, a 201, a first electric valve, a 202, a second electric valve, a 203, a third electric valve, a 204, a communicating pipe, a 205, a liquid outlet pipe, a 301, a first raw material tank, a 302, a first raw material pipe, a 303, a second raw material tank, a 304, a second raw material pipe, a 501, a first module, a 502, a second module, a 503 and a third module.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1 to 3, a robot for scientific and technological innovation education in primary and secondary schools comprises a robot body and a measurement and control device 5 arranged in the robot body, wherein a first container 21 and a second container 22 are arranged on a body 2 of the robot body, the first container 21 and the second container 22 are connected through a communication pipe 204, and the communication pipe 204 is positioned near the upper ends of the first container 21 and the second container 22, so that gas generated by chemical reaction of the first container 21 flows from the upper end of the first container 21 into the second container 22; the arm 3 is provided with a first raw material tank 301 and a second raw material tank 303, the first raw material tank 301 is connected with the first container 21 through a first raw material pipe 302, the second raw material tank 303 is connected with the second container 22 through a second raw material pipe 304, the second container 22 is connected with a liquid outlet pipe 205 which longitudinally extends upwards to the head 1 position of the robot body, the lower port of the liquid outlet pipe 205 longitudinally extends downwards to the bottom of the second container 22, so that the liquid of the second raw material submerges the lower port of the liquid outlet pipe 205, the tail ends of the discharge ports of the first raw material pipe 302 and the second raw material pipe 304 are respectively close to the upper end positions of the first container 21 and the second container 22, and the first raw material pipe 302, the second raw material pipe 304 and the liquid outlet pipe 205 are respectively provided with a first electric valve 201, a second electric valve 202 and a third electric valve 203; the first raw material tank 301 is added with 10wt% of hydrogen peroxide solution, the second raw material tank 303 is added with a colored solution, and the colored solution can increase the interestingness and the ornamental value of the experiment when a fountain experiment is carried out; the measurement and control device 5 comprises the following three modules:
the first module 501 is used for detecting raw materials and experimental parameters, and the first module 501 comprises a first microcontroller, a raw material monitoring device, an experimental parameter detection sensor and a human-computer interaction device; the raw material detection sensor, the experiment parameter detection sensor and the human-computer interaction equipment are respectively connected with the first microcontroller;
the second module 502 is used for controlling an execution mechanism, and the second module 502 comprises a second microcontroller, an execution mechanism, a driving circuit, an experiment parameter detection sensor and a human-computer interaction device; the execution mechanism is connected with a second microcontroller through a driving circuit, and the experiment parameter detection sensor and the human-computer interaction equipment are connected with the second microcontroller;
the third module 503 is used for overall robot control, and the third module 503 is composed of a third microcontroller and human-computer interaction equipment; the human-computer interaction equipment is connected with the third microcontroller.
The serial port Bluetooth module can select Risym HC-05 and is connected with a serial interface of the microcontroller; the microcontroller can wirelessly receive and transmit data to the outside through the serial port Bluetooth module; all have bluetooth module in the smart mobile phone, after the installation cell-phone bluetooth serial ports debugging software, the smart mobile phone can regard as a data terminal to use, and the modern college student of smart mobile phone has generally owned, need not extra configuration.
The experimental parameter detection sensor comprises a liquid level meter and a pressure sensor.
The raw material monitoring device is a camera device 101 for observing the liquid level of the raw material.
The actuating mechanism is an electric valve and a motor. The electrically operated valves comprise a first electrically operated valve 201, a second electrically operated valve 202 and a third electrically operated valve 203.
The first microcontroller, the second microcontroller and the third microcontroller are 8-bit microcontrollers; and the first microcontroller and the second microcontroller are respectively connected with the third microcontroller through serial interfaces.
The first microcontroller and the second microcontroller are STM8S105S4T6C in model, and the third microcontroller is STM8S208C8T6 in model.
Correspondingly, the use method of the scientific and innovative education robot for the primary and secondary schools comprises the following steps:
(1) Debugging the module: connecting the serial interfaces of the first microcontroller and the second microcontroller with the serial interface of the third microcontroller respectively, and debugging the following modules in sequence;
the first module 501 debugs: a first microcontroller in a first module 501 is wirelessly connected with a smart phone through a serial port Bluetooth module; sending a detection command aiming at a raw material monitoring device and an experimental parameter detection sensor in a container to the first microcontroller by using a smart phone; the first microcontroller starts detection after receiving the command and sends a detection result to the smart phone for displaying; the user determines the liquid level of the first raw material tank 301 and the initial value of the experimental parameters in the container according to the detection result; writing the liquid level of the first raw material tank 301 and the initial values of the experimental parameters in the container into the first microcontroller through a control program;
the second module 502 debugs: a second microcontroller in the second module 502 is wirelessly connected with the smart phone through a serial port Bluetooth module; sending various control commands to the second microcontroller by using a smart phone; the second microcontroller executes corresponding operations after receiving the command: controlling the action of an actuating mechanism, collecting output data of an experimental parameter detection sensor, calculating parameters such as raw material feeding quantity, feeding speed and motor rotating speed, and sending the parameters to a smart phone for display; the user determines a control program according to the parameters and writes the control program into the second microcontroller;
the third module 503 debugs: a third microcontroller in a third module 503 is wirelessly connected with the smart phone through a serial port Bluetooth module; sending simulation detection data to the third microcontroller by using a smart phone; the third microcontroller sends a control command to the smart phone for display according to the algorithm and writes a simulation demonstration program;
(2) And (3) experimental demonstration: at the beginning of the experiment, 25g of manganese dioxide powder is placed in the first container 21, and the third module 503 sends a detection command to the first microcontroller in the first module 501 through the serial interface; the first microcontroller returns the liquid level of the first raw material tank 301 and the initial value of the experimental parameter; after receiving the detection value, the third microcontroller comprehensively judges according to an algorithm, determines the action sequence of the robot, and sequentially comprises the steps of opening the second electric valve 202, closing the second electric valve 202 when the liquid level of the second container 22 reaches two thirds of the position, starting a motor to enable the camera device 101 to be aligned with the first raw material tank 301, opening the first electric valve 201, controlling the feeding amount and the feeding speed of the first raw material, observing the pressure value in the second container 22, and opening the third electric valve 203; the above actions send out a control command to a second microcontroller in the second module 502 through a serial interface; the second microcontroller correspondingly controls the actuating mechanism according to the command and observes the fountain phenomenon of the head 1; the above process was repeated until a chemical reaction demonstration experiment was completed.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A science and technology innovation education robot for middle and primary schools comprises a robot body and a measurement and control device arranged in the robot body, and is characterized in that a first container and a second container are arranged on the body part of the robot body and are connected through a communicating pipe, an arm is provided with a first raw material tank and a second raw material tank, the first raw material tank is connected with the first container through a first raw material pipe, the second raw material tank is connected with the second container through a second raw material pipe, and the second container is connected with a liquid outlet pipe longitudinally extending upwards to the head of the robot body; the measurement and control device comprises the following three modules: the using method comprises the following steps of:
debugging the module: connecting the serial interfaces of the first microcontroller and the second microcontroller with the serial interface of the third microcontroller respectively, and debugging the following modules in sequence;
debugging a first module: a first microcontroller in a first module is wirelessly connected with a smart phone through a serial port Bluetooth module; sending a detection command aiming at a raw material monitoring device and an experimental parameter detection sensor in a container to the first microcontroller by using a smart phone; the first microcontroller starts detection after receiving the command and sends a detection result to the smart phone for display; a user determines the liquid level of the raw material tank and the initial value of the experimental parameters in the container according to the detection result; writing the liquid level of the raw material tank and the initial values of the experimental parameters in the container into the first microcontroller through a control program;
debugging a second module: a second microcontroller in a second module is wirelessly connected with the smart phone through a serial port Bluetooth module; sending various control commands to the second microcontroller by using a smart phone; and the second microcontroller executes corresponding operation after receiving the command: controlling the action of an actuating mechanism, collecting output data of an experimental parameter detection sensor, calculating raw material feeding quantity, feeding speed and motor rotating speed parameters, and sending the parameters to a smart phone for display; the user determines a control program according to the parameters and writes the control program into the second microcontroller;
debugging a third module: a third microcontroller in a third module is wirelessly connected with the smart phone through a serial port Bluetooth module; sending simulation detection data to the third microcontroller by using a smart phone; the third microcontroller sends a control command to the smart phone for display according to the algorithm and writes a simulation demonstration program;
and (3) experimental demonstration: the third module sends a detection command to a first microcontroller in the first module through a serial interface; the first microcontroller returns the liquid level of the raw material tank and the initial value of the experiment parameter; after receiving the detection value, the third microcontroller comprehensively judges according to the algorithm, determines the action sequence of the robot, and sends a control command to the second microcontroller in the second module through the serial interface; the second microcontroller correspondingly controls the actuating mechanism according to the command and observes the fountain phenomenon of the head; the above experimental demonstration procedure was repeated until a chemical reaction demonstration experiment was completed.
2. The robot for scientific and innovative education in middle and primary schools according to claim 1, wherein the communication pipe is located near upper ends of the first container and the second container.
3. A robot as claimed in claim 1, wherein the lower outlet of the liquid outlet pipe extends longitudinally downward to the bottom of the second container, and the ends of the outlets of the first and second raw material pipes are close to the upper ends of the first and second containers, respectively.
4. The robot for scientific and innovative education in primary and secondary schools according to claim 1, wherein a colored solution is added to the second material tank.
5. The robot for scientific and innovative education in middle and primary schools according to claim 1, wherein the first canister is made of a transparent material, and a scale is provided on a side facing the head position.
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